.video-con video {
  width: 100%;
}
.jdtBox {
  position: relative;
  height: 5px;
  margin-top: 20px;
}
.jdtHc {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: #ccc;
}
.jdtPlayd {
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  background: red;
}
